What special sanitation issues do astronaunts face that those of us on earth don't worry about?

Astronauts face unique sanitation challenges in microgravity, where traditional waste disposal methods are impractical. They must use specially designed toilet systems that rely on airflow to manage waste, preventing it from floating away. Additionally, the closed environment of a spacecraft necessitates stringent hygiene practices to minimize the risk of contamination and the spread of bacteria, as there’s limited access to fresh water and cleaning supplies. The lack of gravity also impacts personal hygiene routines, making it essential for astronauts to adapt to new methods for cleaning themselves.